diff -Naur mate-panel-bak/mate-panel/panel-menu-items.c mate-panel-1.22.2/mate-panel/panel-menu-items.c
--- mate-panel-bak/mate-panel/panel-menu-items.c	2020-04-09 12:20:30.480838558 +0800
+++ mate-panel-1.22.2/mate-panel/panel-menu-items.c	2020-04-09 13:04:21.475963657 +0800
@@ -1644,13 +1644,13 @@
 		gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
 	}
 
-	item = panel_menu_items_create_action_item (PANEL_ACTION_SHUTDOWN);
-	if (item != NULL) {
-		if (!separator_inserted)
-			add_menu_separator (menu);
-
-		gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
-	}
+//	item = panel_menu_items_create_action_item (PANEL_ACTION_SHUTDOWN);
+//	if (item != NULL) {
+//		if (!separator_inserted)
+//			add_menu_separator (menu);
+//
+//		gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
+//	}
 }
 
 void
